#include"Mystring.h"
#include<cstring>
#include<string>

int main()
{
    Mystring s="Hi, hello, what are you doing?, are you ok?";
    MystringArray a= s.split(",");
    a+="scsc";
    
    MystringArray a1= a+s;
    std::cin>>a1;
    a1-="scsc";
    MystringArray a2=a1-" hello";
    std::cout<<a1<<"\n"<<a2;
    return 0;
}